REFLECTOR: Anti-Ice

John Dibble aminetech at bluefrog.com
Sat Aug 26 08:39:11 CDT 2006


I usually climb out 45 kn slower than cruise and my CHTs run 70F higher than in cruise
regardless of the OAT.  My point is that at slower speed, you have less cooling air,
so the CHTs have to be higher because of that.
John

Christopher Martin wrote:

> Temps generally increase very little and keep in mind the air temp was 32F.
> This was a 50F engine temp increase in level flight.
>
> Christopher Martin
> christophercmartin at earthlink.net
>
> > [Original Message]
> > From: John Dibble <aminetech at bluefrog.com>
> > To: <christophercmartin at earthlink.net>; Velocity Aircraft Owners and
> Builders list <reflector at tvbf.org>
> > Date: 8/24/2006 8:24:07 AM
> > Subject: Re: REFLECTOR: Anti-Ice
> >
> >
> >
> > Christopher Martin wrote:
> >
> > >
> > > I don't know how many of you have flown into real icing conditions. I
> > > didn't think I ever would. But, given the right conditions, as I had
> today,
> > > and the opportunity to drop out of it at anytime. I thought it was a
> > > worthwhile opportunity to test the effects. The most interesting result
> was
> > > the increased engine temps.
> >
> > Seems to me that another factor for increased engine temp is that fact
> that you are
> > flying slower, but at the same power.  How much do your temps increase if
> you climb
> > such that your speed is 40 kn less?
> >
> > John
> >
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